Patents by Inventor Constantine P. Gianacakos

Constantine P. Gianacakos has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Restaurant building
    Patent number: D243770
    Type: Grant
    Filed: October 18, 1974
    Date of Patent: March 22, 1977
    Inventor: Constantine P. Gianacakos
  • Playground slide
    Patent number: D316134
    Type: Grant
    Filed: April 10, 1989
    Date of Patent: April 9, 1991
    Inventor: Constantine P. Gianacakos